Portable lamp



FIG. 1 is a top perspective view of a portable lamp according to anembodiment of our design;

FIG. 2 is a first side view thereof;

FIG. 3 is a second, opposite side view thereof;

FIG. 4 is a third side view thereof;

FIG. 5 is a fourth, opposite side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a top perspective view of a portable lamp according to anotherembodiment of our design;

FIG. 9 is a first side view of the embodiment of FIG. 8;

FIG. 10 is a second, opposite side view thereof;

FIG. 11 is a third side view thereof;

FIG. 12 is a fourth, opposite side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken line shown in FIGS. 7 and 14 are for environmental purposesonly and forms no part of the claimed design.

CLAIM The ornamental design for a portable lamp, as shown and described.